package com.mallplus.order.pay.controller.unionpay;


import com.mallplus.unionpay.SDKConfig;
import com.mallplus.unionpay.SDKConstants;

import java.io.*;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.Map.Entry;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;


/**
 * 名称： demo中用到的方法<br>
 * 日期： 2015-09<br>
 * <p>
 * 版权： 中国银联<br>
 * 声明：以下代码只是为了方便商户测试而提供的样例代码，商户可以根据自己需要，按照技术文档编写。该代码仅供参考，不提供编码，性能，规范性等方面的保障<br>
 */
public class DemoBase {

    //默认配置的是UTF-8
    public static String encoding = "UTF-8";

    //全渠道固定值
    public static String version = SDKConfig.getConfig().getVersion();

    //后台服务对应的写法参照 FrontRcvResponse.java
    public static String frontUrl = SDKConfig.getConfig().getFrontUrl();

    //后台服务对应的写法参照 BackRcvResponse.java
    public static String backUrl = SDKConfig.getConfig().getBackUrl();//受理方和发卡方自选填写的域[O]--后台通知地址

    // 商户发送交易时间 格式:YYYYMMDDhhmmss
    public static String getCurrentTime() {
        return new SimpleDateFormat("yyyyMMddHHmmss").format(new Date());
    }

    // AN8..40 商户订单号，不能含"-"或"_"
    public static String getOrderId() {
        return new SimpleDateFormat("yyyyMMddHHmmssSSS").format(new Date());
    }

    /**
     * 组装请求，返回报文字符串用于显示
     *
     * @param data
     * @return
     */
    public static String genHtmlResult(Map<String, String> data) {

        TreeMap<String, String> tree = new TreeMap<String, String>();
        Iterator<Entry<String, String>> it = data.entrySet().iterator();
        while (it.hasNext()) {
            Entry<String, String> en = it.next();
            tree.put(en.getKey(), en.getValue());
        }
        it = tree.entrySet().iterator();
        StringBuffer sf = new StringBuffer();
        while (it.hasNext()) {
            Entry<String, String> en = it.next();
            String key = en.getKey();
            String value = en.getValue();
            if ("respCode".equals(key)) {
                sf.append("<b>" + key + SDKConstants.EQUAL + value + "</br></b>");
            } else
                sf.append(key + SDKConstants.EQUAL + value + "</br>");
        }
        return sf.toString();
    }

    /**
     * 功能：解析全渠道商户对账文件中的ZM文件并以List<Map>方式返回
     * 适用交易：对账文件下载后对文件的查看
     *
     * @param filePath ZM文件全路径
     * @return 包含每一笔交易中 序列号 和 值 的map序列
     */
    public static List<Map<Integer, String>> parseZMFile(String filePath) {
        int lengthArray[] = {3, 11, 11, 6, 10, 19, 12, 4, 2, 21, 2, 32, 2, 6, 10, 13, 13, 4, 15, 2, 2, 6, 2, 4, 32, 1, 21, 15, 1, 15, 32, 13, 13, 8, 32, 13, 13, 12, 2, 1, 32, 98};
        return parseFile(filePath, lengthArray);
    }

    /**
     * 功能：解析全渠道商户对账文件中的ZME文件并以List<Map>方式返回
     * 适用交易：对账文件下载后对文件的查看
     *
     * @param filePath ZME文件全路径
     * @return 包含每一笔交易中 序列号 和 值 的map序列
     */
    public static List<Map<Integer, String>> parseZMEFile(String filePath) {
        int lengthArray[] = {3, 11, 11, 6, 10, 19, 12, 4, 2, 2, 6, 10, 4, 12, 13, 13, 15, 15, 1, 12, 2, 135};
        return parseFile(filePath, lengthArray);
    }

    /**
     * 功能：解析全渠道商户 ZM,ZME对账文件
     *
     * @param filePath
     * @param lengthArray 参照《全渠道平台接入接口规范 第3部分 文件接口》 全渠道商户对账文件 6.1 ZM文件和6.2 ZME 文件 格式的类型长度组成int型数组
     * @return
     */
    private static List<Map<Integer, String>> parseFile(String filePath, int lengthArray[]) {
        List<Map<Integer, String>> ZmDataList = new ArrayList<Map<Integer, String>>();
        try {
            String encoding = "UTF-8";
            File file = new File(filePath);
            if (file.isFile() && file.exists()) { //判断文件是否存在
                InputStreamReader read = new InputStreamReader(
                        new FileInputStream(file), encoding);//考虑到编码格式
                BufferedReader bufferedReader = new BufferedReader(read);
                String lineTxt = null;
                while ((lineTxt = bufferedReader.readLine()) != null) {
                    //解析的结果MAP，key为对账文件列序号，value为解析的值
                    Map<Integer, String> ZmDataMap = new LinkedHashMap<Integer, String>();
                    //左侧游标
                    int leftIndex = 0;
                    //右侧游标
                    int rightIndex = 0;
                    for (int i = 0; i < lengthArray.length; i++) {
                        rightIndex = leftIndex + lengthArray[i];
                        String filed = lineTxt.substring(leftIndex, rightIndex);
                        leftIndex = rightIndex + 1;
                        ZmDataMap.put(i, filed);
                    }
                    ZmDataList.add(ZmDataMap);
                }
                read.close();
            } else {
                System.out.println("找不到指定的文件");
            }
        } catch (Exception e) {
            System.out.println("读取文件内容出错");
            e.printStackTrace();
        }

        return ZmDataList;
    }

    public static String getFileContentTable(List<Map<Integer, String>> dataList, String file) {
        StringBuffer tableSb = new StringBuffer("对账文件的规范参考 https://open.unionpay.com/ajweb/help/file/ 产品接口规范->平台接口规范:文件接口</br> 文件【" + file + "】解析后内容如下：");
        tableSb.append("<table border=\"1\">");
        if (dataList.size() > 0) {
            Map<Integer, String> dataMapTmp = dataList.get(0);
            tableSb.append("<tr>");
            for (Iterator<Integer> it = dataMapTmp.keySet().iterator(); it.hasNext(); ) {
                Integer key = it.next();
                String value = dataMapTmp.get(key);
                System.out.println("序号：" + (key + 1) + " 值: '" + value + "'");
                tableSb.append("<td>序号" + (key + 1) + "</td>");
            }
            tableSb.append("</tr>");
        }

        for (int i = 0; i < dataList.size(); i++) {
            System.out.println("行数: " + (i + 1));
            Map<Integer, String> dataMapTmp = dataList.get(i);
            tableSb.append("<tr>");
            for (Iterator<Integer> it = dataMapTmp.keySet().iterator(); it.hasNext(); ) {
                Integer key = it.next();
                String value = dataMapTmp.get(key);
                System.out.println("序号：" + (key + 1) + " 值: '" + value + "'");
                tableSb.append("<td>" + value + "</td>");
            }
            tableSb.append("</tr>");
        }
        tableSb.append("</table>");
        return tableSb.toString();
    }


    public static List<String> unzip(String zipFilePath, String outPutDirectory) {
        List<String> fileList = new ArrayList<String>();
        try {
            ZipInputStream zin = new ZipInputStream(new FileInputStream(zipFilePath));//输入源zip路径
            BufferedInputStream bin = new BufferedInputStream(zin);
            BufferedOutputStream bout = null;
            File file = null;
            ZipEntry entry;
            try {
                while ((entry = zin.getNextEntry()) != null && !entry.isDirectory()) {
                    file = new File(outPutDirectory, entry.getName());
                    if (!file.exists()) {
                        (new File(file.getParent())).mkdirs();
                    }
                    bout = new BufferedOutputStream(new FileOutputStream(file));
                    int b;
                    while ((b = bin.read()) != -1) {
                        bout.write(b);
                    }
                    bout.flush();
                    fileList.add(file.getAbsolutePath());
                    System.out.println(file + "解压成功");
                }
            } catch (IOException e) {
                e.printStackTrace();
            } finally {
                try {
                    bin.close();
                    zin.close();
                    if (bout != null) {
                        bout.close();
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
        return fileList;
    }

}
